Etymology and distribution of Japanese surnames.

The Japanese surnames etymology dictionary.
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日本姓氏語源辞典 第三版
在日通名大全

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茨城県 筑西市 海老江の名字

About 80 【吉江】5
About 50 【広瀬】6
About 50 【沼口】5
About 30 【箱守】4
About 30 【穂積】5
About 30 【斎藤】7
About 20 【鹿野谷】3
About 10 【木村】7
About 10 【関】6
About 10 【齋藤】6
About 10 【柴山】6
About 10 【鈴木】7
About 10 【比企】4
About 10 【松本】7
About 10 【森】7
Very rare 【飯島】6
Very rare 【飯田】6
Very rare 【稲葉】6
Very rare 【小倉】6
Very rare 【熊倉】5
Very rare 【真田】6
Very rare 【田中】7
Very rare 【中島】7
Very rare 【中山】7
Very rare 【水越】5
Very rare 【村上】7
Very rare 【本橋】6